3SO4

Methionine-adenosyltransferase from Entamoeba histolytica

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C, D (A, B, C, D)	Methionine-adenosyltransferase	polymer	415	45677.0	4	UniProt (C4M272) Pfam (PF00438) Pfam (PF02772) Pfam (PF02773)	Entamoeba histolytica	S-adenosylmethionine synthase
2	E, F, G, H (A, B, C, D)	ACETATE ION	non-polymer		59.0	4	Chemie (ACT)
3	I, J, K, L (A, B, C, D)	water	water		18.0	4	Chemie (HOH)

Sequence modifications

A, B, C, D: 4 - 397 (UniProt: C4M272)

PDB	External Database	Details
Met -17	-	expression tag
Ala -16	-	expression tag
His -15	-	expression tag
His -14	-	expression tag
His -13	-	expression tag
His -12	-	expression tag
His -11	-	expression tag
His -10	-	expression tag
Met -9	-	expression tag
Gly -8	-	expression tag
Thr -7	-	expression tag
Leu -6	-	expression tag
Glu -5	-	expression tag
Ala -4	-	expression tag
Gln -3	-	expression tag
Thr -2	-	expression tag
Gln -1	-	expression tag
Gly 0	-	expression tag
Pro 1	-	expression tag
Gly 2	-	expression tag
Ser 3	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	182708.1
Non-Polymers*	Number of molecules	4
	Total formula weight	236.2
All*	Total formula weight	182944.3

*Water molecules are not included.